Shell Holster Combo Case for Samsung Galaxy S3 with Kick-Stand (Compatible with AT&T, Verizon, T-Mobile, US Cellular & Sprint) Shell holster r for Samsung Galaxy S3. Compatible with all Versions and Carriers. Rubberized textured case adds protection and makes gripping your phone easy. Rear cover has built in kickstand for hands free viewing. Your phone can easily be removed from holster without removing it from the case.